NIGERIA (1992) Anatomy of heart*. Blood pressure machine*.Anatomy of chest cavity*. Set of 4 imperforate pairs. World Health Day. Scott Nos 594-7, Yvert Nos 604-7.
AVAILABLE AT $60
BELGIUM (1980) Belgian Heart League. Imperforate. Scott No 1061, Yvert No 1992.
AVAILABLE AT $10
DAHOMEY (1971) Hands holding heart*. Globe*. Fight against racism. Set of 2 imperforate corner blocks of 4. Scott Nos 283-4, Yvert Nos 303-4.
AVAILABLE AT $40
SENEGAL (1972) Heart*. WHO emblem*. Imperforate corner block of 4. World Health Month. Scott No 359, Yvert No 363.
AVAILABLE AT $20
MALI (1972) Heart*. Imperforate corner block of 4. World Health Day. Scott No C146, Yvert No PA146.
AVAILABLE AT $20
CONGO (1978) Heart*. Electrocardiogram*. Imperforate corner block of 4. Fight against hypertension. Scott No 487, Yvert No 532.
AVAILABLE AT $20
NIGERIA (1992) Anatomy of heart*. Blood pressure machine*.Anatomy of chest cavity*. Imperforate M/S of 4. Scott No 597a, Yvert No BF11.
AVAILABLE AT $25